Record which version was upgraded during automatic upgrades.
Record which version was upgraded during automatic upgrades.

Otherwise, "Core was updated successfully!" is just sent to the log a dozen times and it looks strange.
At least with this way, the from and to versions are appended so you don't think your site is having a seizure.

nicholasryan/CorePlus,nicholasryan/CorePlus,nicholasryan/CorePlus,nicholasryan/CorePlus,nicholasryan/CorePlus,nicholasryan/CorePlus,nicholasryan/CorePlus,nicholasryan/CorePlus